Sumter County, South Carolina Population 2024

102,324

Sumter County, South Carolina's estimated 2024 population is 102,324 with a growth rate of -0.82% in the past year according to the most recent United States census data. Sumter County, South Carolina is the 16th largest county in South Carolina. The 2010 population was 107,610 and has seen a growth of -4.91% since that time.

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202998,104-844-0.85%
202898,948-844-0.85%
202799,792-844-0.84%
2026100,636-844-0.83%
2025101,480-844-0.82%
2024102,324-844-0.82%
2023103,168-844-0.81%
2022104,012-844-0.8%
2021104,856-618-0.59%
2020105,474-1,161-1.09%
2019106,6351170.11%
2018106,518-86-0.08%
2017106,604-653-0.61%
2016107,257-89-0.08%
2015107,346-438-0.41%
2014107,784-56-0.05%
2013107,840-104-0.1%
2012107,9446280.59%
2011107,316-294-0.27%
2010107,61000%
1990102,63714,39416.31%
198088,2438,81811.1%
197079,4254,4845.98%
196074,94117,30730.03%
195057,6345,1719.86%
194052,4636,56114.29%
193045,9022,8626.65%
192043,0404,56811.87%
191038,472-12,765-24.91%
190051,2377,63217.5%
189043,6056,56817.73%
188037,03711,76946.58%
187025,2681,4095.91%
186023,859-9,361-28.18%
185033,2205,32819.1%
184027,892-385-1.36%
183028,2772,90811.46%
182025,3696,31533.14%
181019,0545,95145.42%
180013,1038,555188.1%
17904,548-93,556-95.36%
showing: 41 rows
2024 Growth Rate
-0.82% (-844)
County Website
Sumter County
County Seat
2020 Population
105,474
Area
665 mi²
Density
154 people/mi²
Growth Since 2020
-2.99% (-3,150)
Founded
1800

Sumter County, South Carolina Population 2024

Population by Race

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Race
Population
Percentage (of total)
Black or African American48,24645.86%
White47,75245.39%
Two or more races5,4235.15%
Other race1,8831.79%
Asian1,3471.28%
Native American4710.45%
Native Hawaiian or Pacific Islander770.07%

Black or African American

White

Two or more races

Other race

Asian

Native American

Native Hawaiian or Pacific Islander

Sumter County, South Carolina Population by Race

Sumter County, South Carolina Population Pyramid 2024

Sumter County, South Carolina Median Age

36.9

Total

34.2

Male

39.1

Female

Sumter County, South Carolina Adults

There are 80,166 adults, (17,912 of whom are seniors) in Sumter County, South Carolina.

Sumter County, South Carolina Age Dependency

69

Age Dependency Ratio

28.8

Old Age Dependency Ratio

40.2

Child Dependency Ratio

Sumter County, South Carolina Sex Ratio

Female54,06151.39%
Male51,13848.61%

Sumter County, South Carolina Population by Age

Sumter County, South Carolina Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All40,9172.5166.133.9
Married17,9383.1481.218.8
Non Family14,1541.1159.440.6
Female6,8413.5546.353.7
Male1,9843.1544.755.3

3.18

Average Family Size

2.51

Average Household Size

66.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Sumter County, South Carolina Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Sumter County, South Carolina Educational Attainment by Sex (over 25)

Sumter County, South Carolina Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among islander people with a rate of 61.04%.

Sumter County, South Carolina Educational Attainment by Race

All

Male

Female

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$40,337

Average Earnings

$46,313

Average Male

$34,422

Average Female

Sumter County, South Carolina Earnings by Educational Attainment

Sumter County, South Carolina Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Sumter County, South Carolina Language

94.38% of Sumter County, South Carolina residents speak only English, while 5.62% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.64% of the population.

Sumter County, South Carolina Language

Sumter County, South Carolina Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
Black46,90711,61824.77%
White45,4763,8658.5%
Other1,85370037.78%
Multiple5,31154210.21%
Hispanic4,38146410.59%
Asian1,341292.16%
Native470173.62%

16.41%

Overall Poverty Rate

14.64%

Male Poverty Rate

18.07%

Female Poverty Rate

Poverty in Sumter County, South Carolina

The race most likely to be in poverty in Sumter County, South Carolina is Other, with 37.78% below the poverty level.

The race least likely to be in poverty in Sumter County, South Carolina is Asian, with 2.16% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.31%. Among those working part-time, it was 18.79%, and for those that did not work, the poverty rate was 26.49%.

Sumter County, South Carolina Poverty

rate

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Rate
Poverty
Less Than 9th Grade30.15%
High School16.29%
Some College12.63%
Bachelors or Greater7.25%

Sumter County, South Carolina Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed34.27%
Male Unemployed31.95%
Female Employed8.93%
Male Employed5.66%

Sumter County, South Carolina Poverty Rate by Employment Status and Sex

Sumter County, South Carolina Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Sumter County, South Carolina Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

45.9%

Overall Marriage Rate

47.9%

Male Marriage Rate

44.2%

Female Marriage Rate

Sumter County, South Carolina Married by Age and Sex

male

female

Sumter County, South Carolina Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Sumter County, South Carolina Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Sumter County, South Carolina Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

10,090

Number of Veterans

8,597

Male Veterans

1,493

Female Veterans

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Sumter County, South Carolina Veterans by War

count

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Sumter County, South Carolina Veterans by Age

count

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Sumter County, South Carolina Veterans by Race

Sumter County, South Carolina Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

7.29%

Veteran Poverty Rate

25.17%

Veteran Disability Rate

Sumter County, South Carolina Veterans by Education

LaborForceParticipation

59.1%

Labor Force Participation

50.7%

Employment Rate

7.2%

Unemployment Rate

Sumter County, South Carolina Employment by Age

LaborForceParticipation

Sumter County, South Carolina Employment by Race

LaborForceParticipation

Sumter County, South Carolina Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

64.38%

Born in Sumter County, South Carolina

97.21%

Native Born

2.79%

Foreign Born

1.22%

Non Citizen

1.56%

Naturalized

Place of Birth

97.21% of Sumter County, South Carolina residents were born in the United States, with 64.38% having been born in South Carolina. 1.22% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Sumter County, South Carolina Place of Birth

Sources